target/linux/s3c24xx/patches-2.6.26/1095-add-pcb-rev-sysfs.patch.patch

   1 From 440ff3efce2982d9808045a696d9b7c17f539a10 Mon Sep 17 00:00:00 2001
   2 From: Andy Green <andy@openmoko.com>
   3 Date: Fri, 25 Jul 2008 23:06:02 +0100
   4 Subject: [PATCH] add-pcb-rev-sysfs.patch
   5  Signed-off-by: Andy Green <andy@openmoko.com>
   6
   7 ---
   8  arch/arm/mach-s3c2440/mach-gta02.c      |    6 ++
   9  arch/arm/plat-s3c24xx/Makefile          |    6 ++-
  10  arch/arm/plat-s3c24xx/neo1973_version.c |   90 +++++++++++++++++++++++++++++++
  11  3 files changed, 101 insertions(+), 1 deletions(-)
  12  create mode 100644 arch/arm/plat-s3c24xx/neo1973_version.c
  13
  14 diff --git a/arch/arm/mach-s3c2440/mach-gta02.c b/arch/arm/mach-s3c2440/mach-gta02.c
  15 index a2a63fe..3574375 100644
  16 --- a/arch/arm/mach-s3c2440/mach-gta02.c
  17 +++ b/arch/arm/mach-s3c2440/mach-gta02.c
  18 @@ -372,6 +372,11 @@ int gta02_get_pcb_revision(void)
  19         return u;
  20  }
  21
  22 +struct platform_device gta02_version_device = {
  23 +       .name           = "neo1973-version",
  24 +       .num_resources  = 0,
  25 +};
  26 +
  27
  28  static struct map_desc gta02_iodesc[] __initdata = {
  29         {
  30 @@ -724,6 +729,7 @@ static struct platform_device *gta02_devices[] __initdata = {
  31         &s3c_device_ts,
  32         &gta02_nor_flash,
  33         &sc32440_fiq_device,
  34 +       &gta02_version_device,
  35  };
  36
  37  static struct s3c2410_nand_set gta02_nand_sets[] = {
  38 diff --git a/arch/arm/plat-s3c24xx/Makefile b/arch/arm/plat-s3c24xx/Makefile
  39 index d58265f..6b32a8a 100644
  40 --- a/arch/arm/plat-s3c24xx/Makefile
  41 +++ b/arch/arm/plat-s3c24xx/Makefile
  42 @@ -29,4 +29,8 @@ obj-$(CONFIG_PM)              += pm.o
  43  obj-$(CONFIG_PM)               += sleep.o
  44  obj-$(CONFIG_S3C2410_DMA)      += dma.o
  45  obj-$(CONFIG_MACH_SMDK)                += common-smdk.o
  46 -obj-$(CONFIG_MACH_NEO1973)     += neo1973_pm_host.o neo1973_pm_gsm.o neo1973_pm_gps.o neo1973_pm_bt.o
  47 +obj-$(CONFIG_MACH_NEO1973)     += neo1973_version.o \
  48 +                                  neo1973_pm_host.o \
  49 +                                  neo1973_pm_gsm.o \
  50 +                                  neo1973_pm_gps.o \
  51 +                                  neo1973_pm_bt.o
  52 diff --git a/arch/arm/plat-s3c24xx/neo1973_version.c b/arch/arm/plat-s3c24xx/neo1973_version.c
  53 new file mode 100644
  54 index 0000000..ad41a0f
  55 --- /dev/null
  56 +++ b/arch/arm/plat-s3c24xx/neo1973_version.c
  57 @@ -0,0 +1,90 @@
  58 +/*
  59 + * PCB version sysfs for the FIC Neo1973 GSM Phone
  60 + *
  61 + * (C) 2007 by OpenMoko Inc.
  62 + * Author: Andy Green <andy@openmoko.com>
  63 + * All rights reserved.
  64 + *
  65 + * This program is free software; you can redistribute it and/or modify
  66 + * it under the terms of the GNU General Public License version 2 as
  67 + * published by the Free Software Foundation
  68 + *
  69 + */
  70 +
  71 +#include <linux/module.h>
  72 +#include <linux/init.h>
  73 +#include <linux/kernel.h>
  74 +#include <linux/platform_device.h>
  75 +
  76 +#include <asm/hardware.h>
  77 +#include <asm/mach-types.h>
  78 +
  79 +#ifdef CONFIG_MACH_NEO1973_GTA02
  80 +#include <asm/arch/gta02.h>
  81 +
  82 +static ssize_t version_read(struct device *dev, struct device_attribute *attr,
  83 +                           char *buf)
  84 +{
  85 +       return sprintf(buf, "0x%03X\n", gta02_get_pcb_revision());
  86 +}
  87 +
  88 +
  89 +static DEVICE_ATTR(pcb, 0644, version_read, NULL);
  90 +
  91 +static struct attribute *neo1973_version_sysfs_entries[] = {
  92 +       &dev_attr_pcb.attr,
  93 +       NULL
  94 +};
  95 +
  96 +static struct attribute_group neo1973_version_attr_group = {
  97 +       .name   = NULL,
  98 +       .attrs  = neo1973_version_sysfs_entries,
  99 +};
 100 +
 101 +static int __init neo1973_version_probe(struct platform_device *pdev)
 102 +{
 103 +       dev_info(&pdev->dev, "starting\n");
 104 +
 105 +       switch (machine_arch_type) {
 106 +#ifdef CONFIG_MACH_NEO1973_GTA01
 107 +       case MACH_TYPE_NEO1973_GTA01:
 108 +               return -EINVAL;
 109 +#endif /* CONFIG_MACH_NEO1973_GTA01 */
 110 +       default:
 111 +               break;
 112 +       }
 113 +
 114 +       return sysfs_create_group(&pdev->dev.kobj, &neo1973_version_attr_group);
 115 +}
 116 +
 117 +static int neo1973_version_remove(struct platform_device *pdev)
 118 +{
 119 +       sysfs_remove_group(&pdev->dev.kobj, &neo1973_version_attr_group);
 120 +       return 0;
 121 +}
 122 +
 123 +static struct platform_driver neo1973_version_driver = {
 124 +       .probe          = neo1973_version_probe,
 125 +       .remove         = neo1973_version_remove,
 126 +       .driver         = {
 127 +               .name           = "neo1973-version",
 128 +       },
 129 +};
 130 +
 131 +static int __devinit neo1973_version_init(void)
 132 +{
 133 +       return platform_driver_register(&neo1973_version_driver);
 134 +}
 135 +
 136 +static void neo1973_version_exit(void)
 137 +{
 138 +       platform_driver_unregister(&neo1973_version_driver);
 139 +}
 140 +
 141 +module_init(neo1973_version_init);
 142 +module_exit(neo1973_version_exit);
 143 +
 144 +MODULE_LICENSE("GPL");
 145 +MODULE_AUTHOR("Andy Green <andy@openmoko.com>");
 146 +MODULE_DESCRIPTION("Neo1973 PCB version");
 147 +#endif
 148 --
 149 1.5.6.3
 150